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v. 3.16.4
Lemmon (C/2021 T1)
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Name
C60DRY2 → C/2021 T1
Type
Comet (Long Period)
Status
Actively Following
Characterization Target
Source
LOOK Project
UTC date
------------ Any 1.0m ------------
LSC 1.0m - W85-87; (CTIO, Chile)
ELP 1.0m - V37,V39; (McDonald, Texas)
COJ 1.0m - Q63-64; (Siding Spring, Aust.)
CPT 1.0m - K91-93; (Sutherland, S. Africa)
TFN 1.0m - Z31,Z24; (Tenerife, Spain)
------------ Any 0.4m ------------
LSC 0.4m - W89,W79; (CTIO, Chile)
ELP 0.4m - V38; (McDonald, Texas)
OGG 0.4m - T03-04; (Maui, Hawaii)
COJ 0.4m - Q58-59; (Siding Spring, Aust.)
CPT 0.4m - L09; (Sutherland, S. Africa)
TFN 0.4m - Z17,Z21; (Tenerife, Spain)
------------ Any 2.0m ------------
FTS 2.0m - E10; (Siding Spring, Aust.) [MuSCAT4]
FTN 2.0m - F65; (Maui, Hawaii ) [MuSCAT3]
------------ Non LCO ------------
Mt John 1.8m - 474 (Mt John, NZ)
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Measurements
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Last Update: 2025-Apr-28 07:03
Orbital Elements
MPC Comet
Epoch of elements (MJD)
59800.0
Aug. 9, 2022
Orbital inclination in deg
140.35135
Longitude of Ascending Node (deg)
56.83498
Arg of perihelion (deg)
51.51839
Eccentricity
0.9975986
Perihelion distance (AU)
3.0581844
Epoch of perihelion
Oct. 14, 2021, 1:13 a.m.
Epoch of perihelion (MJD)
59501.05137
Total Magnitude (M1)
11.5
Slope Parameter (k1)
13.25
Physical Parameters
Reciprocal of semimajor axis
E2022-OB6
0.000896 au
+/- 0.0000122
+/- 0.0000122
K1
autocmod 3.0b
9
13.25
M1
2 parameter fit from 101 observations, autocmod 3.0b
9
11.5
+/- 0.6
Diameter
Initial Diameter Guess using H=14.8 and albedo=0.14 (0.01 to 0.5)
MPC Default
3894.58 m
+10678.0 / -1834.0
Follow-up Details
NEOCP
digest2
score
35
Number of observations
120
Arc length (days)
308.00
Time since last observation (days)
968.83
Spectroscopy Details
Known Taxonomies
None
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